CN112201444A

CN112201444A - Combined transformer

Info

Publication number: CN112201444A
Application number: CN202011081766.9A
Authority: CN
Inventors: 罗环
Original assignee: Hunan Lingfan Information Consulting Co ltd
Current assignee: Hunan Lingfan Information Consulting Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-01-08

Abstract

The invention belongs to the field of transformation equipment, and particularly discloses a combined transformer, which comprises a transformer main body, a transformer base and a transformer shell; a first positioning pile protruding is arranged at the upper part of the transformer base, a first positioning groove formed by sinking is arranged at the position, corresponding to the first positioning pile, at the lower part of the transformer main body, and the first positioning pile extends into the first positioning groove; the upper portion of transformer base still is equipped with bellied second spud, the lower part of transformer main part correspond the position of second spud is equipped with sunken second constant head tank that forms, the second spud stretches into in the second constant head tank. Compared with the prior art, the combined transformer has a combined structure, and the transformer main body and the transformer base are detachably connected, so that the mounting difficulty is reduced, and the mounting safety is improved; be equipped with the spud that is used for quick location between transformer main part and the transformer base, do benefit to and improve installation effectiveness and installation accuracy.

Description

Combined transformer

[ technical field ] A method for producing a semiconductor device

The invention belongs to the field of transformation equipment, and particularly relates to a combined transformer.

[ background of the invention ]

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, is mainly used for realizing the functions of voltage transformation, current transformation, impedance transformation, isolation and voltage stabilization, and is widely applied to the production and the life of people. The transformer mainly includes a transformer main body and a transformer housing portion for housing the transformer main body. In the related art, the base and the shell of the transformer are of an integrated structure, and in order to ensure long-term stable installation, the base of the transformer needs to be welded with a metal embedded part on a ground concrete base when the transformer is installed. The disadvantages of the related art are that: on one hand, due to the integral structure of the base and the shell of the transformer, the heat in welding can damage the internal components of the transformer; on the other hand, the transformer is heavy in overall weight, the installation position of a transformer lifting device needs to be aligned to the embedded part on the concrete base by utilizing lifting equipment before welding, the transformer is overall in a heavy overall structure, the relative position of the bottom of the transformer and the metal embedded part on the concrete base is adjusted, the difficulty is high, and the operation risk is high.

Therefore, there is a need to provide a new combined transformer to solve the above technical problems.

[ summary of the invention ]

The technical problem to be solved by the invention is to provide a combined transformer which is beneficial to providing installation efficiency and safety.

In order to solve the technical problems, the invention adopts the following scheme: a combined transformer comprises a transformer main body, a transformer base and a transformer shell; a first positioning pile protruding is arranged at the upper part of the transformer base, a first positioning groove formed by sinking is arranged at the position, corresponding to the first positioning pile, at the lower part of the transformer main body, and the first positioning pile extends into the first positioning groove; the upper part of the transformer base is also provided with a raised second positioning pile, the lower part of the transformer main body corresponding to the position of the second positioning pile is provided with a second positioning groove formed by sinking, and the second positioning pile extends into the second positioning groove; the first positioning piles and the second positioning piles are arranged at intervals; a main body connecting lug is arranged at the bottom edge of the transformer main body, a main body connecting hole penetrating through the connecting lug is arranged on the connecting lug, and a first base connecting hole is arranged at the position, corresponding to the main body connecting hole, of the transformer base; the transformer base and the transformer main body are detachably connected after penetrating through the main body connecting hole and the first base connecting hole through a threaded connecting piece; the transformer base is characterized in that a shell connecting skirt edge is arranged on the periphery of the bottom edge of the transformer shell, shell connecting holes penetrating through the shell connecting skirt edge are formed in the shell connecting skirt edge, a base connecting skirt edge is arranged on the periphery of the upper portion of the transformer base, the base connecting skirt edge corresponds to the shell connecting holes, second base connecting holes penetrating through the shell connecting holes are formed in the positions of the shell connecting holes, and the shell connecting holes and the second base connecting holes are simultaneously penetrated through by threaded connecting pieces to achieve detachable connection between the transformer base and the transformer shell.

Preferably, the whole of the first positioning pile is conical, and the top of the first positioning pile is spherical; the whole second positioning pile is in a cone frustum shape; the height value of the first positioning pile is larger than that of the second positioning pile.

Preferably, the first positioning pile is located at the upper center of the transformer base.

Preferably, the shell connecting skirt and the base connecting skirt are aligned and attached, and the shell connecting skirt inclines downwards.

Preferably, one end of the shell connecting skirt, which is far away from the transformer shell, is bent downwards.

Preferably, the number of the connecting lugs is more than 2.

Preferably, the whole transformer main body is a cuboid, a pull handle is arranged on the outer side wall, close to the second positioning pile, of the transformer main body, and the pull handle is annular or hook-shaped.

Compared with the prior art, the combined transformer has a combined structure, and the transformer main body and the transformer base are detachably connected, so that the mounting difficulty is reduced, and the mounting safety is improved; while avoiding heat from the welding from damaging the internal components of the transformer. Be equipped with the spud that is used for quick location between transformer main part and the transformer base, do benefit to and improve installation effectiveness and installation accuracy.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

fig. 1 is a schematic diagram of an overall structure of a combined transformer according to the present invention.

In the figure:

a combined transformer 1; the transformer comprises a transformer main body 11, a transformer base 12, a transformer shell 13 and a threaded connecting piece 14; a first positioning groove 111, a second positioning groove 112, a main body connecting lug 113 and a pull handle 114; a first positioning pile 121, a second positioning pile 122, a first base connecting hole 123 and a base connecting skirt 124; the shell is connected with a skirt 131; body attachment holes 1131; a second base coupling hole 1241; the housing connection hole 1311.

[ detailed description ] embodiments

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a combined transformer 1 includes a transformer main body 11, a transformer base 12, and a transformer housing 13; a first protruding positioning pile 121 is arranged at the upper part of the transformer base 12, a first recessed positioning groove 111 is arranged at the lower part of the transformer body 11 corresponding to the first positioning pile 121, and the first positioning pile 121 extends into the first positioning groove 111; a second positioning pile 122 protruding is further disposed on the upper portion of the transformer base 12, a second positioning groove 112 recessed is disposed on the lower portion of the transformer main body 11 corresponding to the second positioning pile 122, and the second positioning pile 122 extends into the second positioning groove 112; the first positioning pile 121 and the second positioning pile 122 are arranged at intervals; a main body connecting lug 113 is arranged at the bottom edge of the transformer main body 11, a main body connecting hole 1131 penetrating through the main body connecting lug 113 is arranged on the main body connecting lug 113, and a first base connecting hole 123 is arranged at the position, corresponding to the main body connecting hole 1131, of the transformer base 12; after the threaded connector 14 penetrates through the main body connecting hole 1131 and the first base connecting hole 123 at the same time, the transformer base 12 and the transformer main body 11 are detachably connected; a shell connecting skirt 131 is arranged on the periphery of the bottom edge of the transformer shell 13, a shell connecting hole 1311 penetrating through the shell connecting skirt 131 is formed in the periphery of the bottom edge of the transformer base 12, a base connecting skirt 124 is arranged on the periphery of the upper portion of the transformer base 12, a second base connecting hole 1241 penetrating through the transformer base is arranged on the position, corresponding to the shell connecting hole 1311, on the transformer base 12 connecting skirt 124, and after the shell connecting hole 1311 and the second base connecting hole 1241 are simultaneously penetrated through by a threaded connecting piece 14, the detachable connection between the transformer base 12 and the transformer shell 13 is realized. The whole transformer main body 11 is a cuboid, a pull handle 114 is arranged on the outer side wall, close to the second positioning pile 122, of the transformer main body 11, and the pull handle 114 is annular or hook-shaped. In the present embodiment, when the combined transformer 1 of the present invention is installed, the installation base is first molded with concrete on the ground at the installation position, and embedded parts for welding are previously set in the concrete and are simultaneously cured and molded. Whether a hoisting tool is needed to be used or not is selected according to the specification and weight of the transformer base 12, the transformer base 12 is moved to be arranged on the installation base through manpower or the hoisting tool, the position of the transformer base 12 is adjusted according to the position of the embedded part, after the completion, the transformer base 12 and the embedded part are welded and fixed well, and compared with the weight of the whole combined transformer 1, the transformer base 12 is light in weight, low in position adjustment difficulty and safer in operation. Then, the transformer main body 11 with heavier mass is lifted above the transformer base 12 through a lifting device, and slowly moves downwards, the pull handle 114 is pulled, the first positioning groove 111 is aligned with the first positioning pile 121 and is sleeved downwards, and the first-step positioning is realized. Pulling the pull handle 114, adjusting the position of the transformer body 11 to make the second positioning slot 112 aligned with the second positioning post 122 and sleeved in, moving the transformer body 11 downwards, dropping on the transformer base 12, and fixing the two through the threaded connection 14. Finally, the transformer housing 13 is mounted on the transformer base 12. The installation of the combined transformer 1 is completed. The whole installation process is efficient and simple, and meanwhile, the heat in welding is prevented from damaging internal elements of the transformer.

More specifically, the overall shape of the first positioning pile 121 is conical, and the top of the first positioning pile 121 is spherical; this design is favorable to the location, avoids first spud 121 to scratch transformer body 11 lower part. The second positioning pile 122 is in a truncated cone shape as a whole; this design facilitates the insertion of the second spud 122. The height value of the first positioning pile 121 is greater than that of the second positioning pile 122; this design is advantageous to ensure that the first spud 121 is inserted before the second spud 122 for controlling the sequence of positioning, ensuring an orderly positioning. The first positioning pile 121 is located at the upper center of the transformer base 12; this is located and is favorable to guaranteeing that after first location, transformer main part 11 and transformer base 12 are the center alignment in the direction of height, do benefit to the location of follow-up second spud 122. The shell connecting skirt edge 131 and the transformer base 12 connecting skirt edge 124 are aligned and attached, and the shell connecting skirt edge 131 inclines downwards; the design that shirt rim 131 downward sloping is connected to the shell does benefit to the rainwater-proof performance that improves transformer case 13, can effectively avoid outside rainwater to get into inside transformer case 13. One end of the shell connecting skirt 131, which is far away from the transformer shell 13, is bent downwards; this design does benefit to the water conservancy diversion of the rainwater on realizing shell connection shirt rim 131, and it drops with higher speed. The number of the main body connecting lugs 113 is more than 2; this design facilitates improved reliability of installation.

While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.

Claims

1. A combined transformer is characterized by comprising a transformer main body, a transformer base and a transformer shell; a first positioning pile protruding is arranged at the upper part of the transformer base, a first positioning groove formed by sinking is arranged at the position, corresponding to the first positioning pile, at the lower part of the transformer main body, and the first positioning pile extends into the first positioning groove; the upper part of the transformer base is also provided with a raised second positioning pile, the lower part of the transformer main body corresponding to the position of the second positioning pile is provided with a second positioning groove formed by sinking, and the second positioning pile extends into the second positioning groove; the first positioning piles and the second positioning piles are arranged at intervals; a main body connecting lug is arranged at the bottom edge of the transformer main body, a main body connecting hole penetrating through the connecting lug is arranged on the connecting lug, and a first base connecting hole is arranged at the position, corresponding to the main body connecting hole, of the transformer base; the transformer base and the transformer main body are detachably connected after penetrating through the main body connecting hole and the first base connecting hole through a threaded connecting piece; the transformer base is characterized in that a shell connecting skirt edge is arranged on the periphery of the bottom edge of the transformer shell, shell connecting holes penetrating through the shell connecting skirt edge are formed in the shell connecting skirt edge, a base connecting skirt edge is arranged on the periphery of the upper portion of the transformer base, the base connecting skirt edge corresponds to the shell connecting holes, second base connecting holes penetrating through the shell connecting holes are formed in the positions of the shell connecting holes, and the shell connecting holes and the second base connecting holes are simultaneously penetrated through by threaded connecting pieces to achieve detachable connection between the transformer base and the transformer shell.

2. The modular transformer of claim 1, wherein the first spud is generally conical in shape and the top of the first spud is spherically shaped; the whole second positioning pile is in a cone frustum shape; the height value of the first positioning pile is larger than that of the second positioning pile.

3. The modular transformer of claim 2, wherein the first positioning peg is located at an upper central position of the transformer base.

4. The modular transformer of claim 3 wherein said shell attachment skirt and said base attachment skirt are aligned and flush, said shell attachment skirt being downwardly sloped.

5. The modular transformer of claim 4 wherein an end of the enclosure connecting skirt distal from the transformer enclosure is bent downwardly.

6. The modular transformer of claim 5, wherein the number of said lugs is greater than 2.

7. The combined transformer according to any one of claims 1 to 6, wherein the transformer body is a cuboid, and a pull handle is arranged on an outer side wall of the transformer body close to the second positioning pile, and the pull handle is in a ring shape or a hook shape.